#include <stdio.h>
#include <pwd.h>

int
main(int argc, char **argv)
{
  struct passwd *pw;
  int err;

  if (argc == 1) {
    printf("\n");
    printf("\"logdir <users>\" returns <users>'s home dirs.\n");
    printf("exit <n> for n errors.\n");
    printf("\n");
    printf("March 1998, mwang@mindspring.com (Michael Wang)\n");
    printf("\n");
    exit(100);
  }

  err = 0;
  while (--argc) {
    pw = getpwnam(*++argv);
    if (pw != NULL) {
      puts(pw->pw_dir);
    } else {
      fprintf(stderr, "unknown user %s\n", *argv);
      err++;
    }
  }
  exit(err);
}